// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: |
    A property name P (in the form of a string value) is an array index
    if and only if ToString(ToUint32(P)) is equal to P and ToUint32(P) is not equal to 2^32 - 1
es5id: 15.4_A1.1_T10
description: Array index is power of two
---*/

function Test() {
    var x = [];
    var k = 1;
    for (var i = 0; i < 32; i++) {
      k = k * 2;
      x[k - 2] = k;
    }

    k = 1;
    for (i = 0; i < 32; i++) {
      k = k * 2;
      assert.sameValue(x[k - 2], k, 'The value of x[k - 2] is expected to equal the value of k');
    }
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}
